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Invention Grant
US1281644A Internal-combustion engine. 失效

  • Patent Title: Internal-combustion engine.
  • Application No.: US1914871863
    Application Date: 1914-11-13
  • Publication No.: US1281644A
    Publication Date: 1918-10-15
  • Inventor: OSTERGREN OSCAR P
  • Applicant: EMIL ANDERSON
  • Assignee: Emil Anderson
  • Current Assignee: Emil Anderson
  • Priority: US1914871863 1914-11-13
Internal-combustion engine.
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